The guy named siyoung never threaten like a normal human, their parent always fighting, he has no friend since elementary school but one day someone appear and have interest in siyoung, but siyoung never know about feeling, in another side siyoung's best friend has feeling for siyoung -the parents had a car inccident and both dies, siyoung live alone . Siyoung has mental attacls,insomnia,and depression Siyoung best friend want to change siyoung sickness , because aaron like siyoung.